static void format_sanitized_subject(struct strbuf *sb, const char *msg)
{
size_t trimlen;
size_t start_len = sb->len;
int space = 2;
for (; *msg && *msg != '\n'; msg++) {
if (istitlechar(*msg)) {
if (space == 1)
strbuf_addch(sb, '-');
space = 0;
strbuf_addch(sb, *msg);
if (*msg == '.')
while (*(msg+1) == '.')
msg++;
} else
space |= 1;
}
/* trim any trailing '.' or '-' characters */
trimlen = 0;
while (sb->len - trimlen > start_len &&
(sb->buf[sb->len - 1 - trimlen] == '.'
|| sb->buf[sb->len - 1 - trimlen] == '-'))
trimlen++;
strbuf_remove(sb, sb->len - trimlen, trimlen);
}
static const char *get_oneline_for_filename(struct commit *commit,
int keep_subject)
{
static char filename[PATH_MAX];
char *sol;
int len = 0;
int suffix_len = strlen(fmt_patch_suffix) + 1;
sol = strstr(commit->buffer, "\n\n");
if (!sol)
filename[0] = '\0';
else {
int j, space = 0;
sol += 2;
/* strip [PATCH] or [PATCH blabla] */
if (!keep_subject && !prefixcmp(sol, "[PATCH")) {
char *eos = strchr(sol + 6, ']');
if (eos) {
while (isspace(*eos))
eos++;
sol = eos;
}
}
for (j = 0;
j < FORMAT_PATCH_NAME_MAX - suffix_len - 5 &&
len < sizeof(filename) - suffix_len &&
sol[j] && sol[j] != '\n';
j++) {
if (istitlechar(sol[j])) {
if (space) {
filename[len++] = '-';
space = 0;
}
filename[len++] = sol[j];
if (sol[j] == '.')
while (sol[j + 1] == '.')
j++;
} else
space = 1;
}
while (filename[len - 1] == '.'
|| filename[len - 1] == '-')
len--;
filename[len] = '\0';
}
return filename;
}
